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12386639-1 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12386639-1: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hinge_pin: NOT INCLUDED, knuckle_length: 2.808 INCHES NOMINAL IN, overall_length: 3.620 INCHES NOMINAL IN, performance_type: NOT RATED, style_designator: BUTT PARRALLEL HOLES END KNUCKLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-468-1249, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12386639-1
NSN: 5340-01-468-1249
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hinge_pinNOT INCLUDED
knuckle_length2.808 INCHES NOMINAL IN
overall_length3.620 INCHES NOMINAL IN
knuckle_quantity2
performance_typeNOT RATED
style_designatorBUTT PARRALLEL HOLES END KNUCKLES
surface_treatmentPAINT OVERALL
material_thickness0.250 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.542 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
mounting_hole_quantity2
NSN5340-01-468-1249
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12386639-1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 2
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.562 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARRALLEL HOLES END KNUCKLES
•
MOUNTING HOLE DIAMETER: 0.542 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 2.760 INCHES NOMINAL IN
•
HINGE PIN: NOT INCLUDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.562 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARRALLEL HOLES END KNUCKLES
MOUNTING HOLE DIAMETER0.542 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
OVERALL LENGTH3.620 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE2.760 INCHES NOMINAL IN
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.250 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH2.000 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12386639-1?
12386639-1 is a LEAF,BUTT HINGE.
What is the NSN for 12386639-1?
12386639-1 is cataloged in the U.S. Government catalog under NSN 5340-01-468-1249. This indicates validated use in U.S. government and defense supply chains.
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